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8. Level 3 Repair
8-4-30. LTE B7 B40 TX
It is not catching the channel
in normal condition
Check ANT PATH
any damage
(RFS1003, C1178, L1063,
ANTT2000, ANT2001,
ANT2002, C2005, C2062,
C2033, L2030, C2001)
Re-solder or change
Rx path components
No
No
END
Check Tx path
C1082, C1072, L1033, C1062,
L1008, C1203, C1184, L1022,
L1062, C1145, C1135, C1056,
C1174, L1026, C1185, L1009
Is it ok?
Check F1004,U2002,
U1006, F1005, F1006
any damage
(Crack, open, etc)
Re-solder or change
F1004, U2002, U1006, F1005, F1006 components
Yes
Yes
No
Yes
Re-solder or change
Antenna path components
Change the board
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